/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: top 0.25s ease;
}

.nav-content {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  cursor: pointer;
}

.logo a {
  color: var(--ink);
}

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.nav-links {
  color: var(--ink);
  display: none;
}

.nav-links a {
  color: var(--ink);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.2s, color 0.2s;
}

.nav-links a:hover {
  color: var(--teal-dark);
}

.nav-links a:hover {
  opacity: 1;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  min-width: 44px;
  min-height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}